Have you search on forum before posting this question.this is the most common question asked by every newbie here and relatively answered 100 times per week.always googling first and if still your homework is not achiving reults,post question here.
Learn to use this magic link http://forums.remote-exploit.org/search.php
For working that adapter always attach it after properly booting of bt3.second try injection test with
aireplay-ng -9 rausb0
if it says injection is working,well and fine.if not then lower the injection rate by using
iwconfig rausb0 rate 1M
retest using the aireplay command and it should work now.



